// testthreadpool.cpp : This file contains the 'main' function. Program execution begins and ends there.
//

#include <iostream>
#include <vector>
#include <chrono>
#include <future>

#include "ThreadPool.h"

using namespace std::chrono_literals;

int main()
{
    ThreadPool pool(4);
    std::vector<std::future<int>>result{};
    for (int i = 0; i < 8; ++i)
    {
        result.emplace_back(
            pool.enqueue([i] {
                std::cout << "hello " << i << std::endl;
                std::this_thread::sleep_for(1s);
                std::cout << "world " << i << std::endl;
                return i * i; })
        );
    }
    for (auto&& re : result)
        std::cout << re.get() << ' ';
    std::cout << std::endl;
    return 0;
}

// Run program: Ctrl + F5 or Debug > Start Without Debugging menu
// Debug program: F5 or Debug > Start Debugging menu

// Tips for Getting Started: 
//   1. Use the Solution Explorer window to add/manage files
//   2. Use the Team Explorer window to connect to source control
//   3. Use the Output window to see build output and other messages
//   4. Use the Error List window to view errors
//   5. Go to Project > Add New Item to create new code files, or Project > Add Existing Item to add existing code files to the project
//   6. In the future, to open this project again, go to File > Open > Project and select the .sln file
